{"id":"CVE-2018-3990","aliases":["EUVD-2018-15776","GHSA-gpw6-98jf-9gjm"],"status":"published","title":"An exploitable pool corruption vulnerability exists in the 0x8200E804 IOCTL handler functionality...","description":"An exploitable pool corruption vulnerability exists in the 0x8200E804 IOCTL handler functionality of WIBU-SYSTEMS WibuKey.sys Version 6.40 (Build 2400). A specially crafted IRP request can cause a buffer overflow, resulting in kernel memory corruption and, potentially, privilege escalation. An attacker can send an IRP request to trigger this vulnerability.","severity":{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.00636,"percentile":0.50746,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119"],"published":"2019-02-05T22:00:00Z","modified":"2026-06-17T01:58:10Z","products":[{"vendor":"wibu","product":"wibukey"}],"references":[{"url":"http://www.securityfocus.com/bid/107005","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-844562.pdf","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-760124.pdf","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-902727.pdf","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2018-0658","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-3990"},{"url":"https://github.com/advisories/GHSA-gpw6-98jf-9gjm"}],"sources":{"cve":[{"id":"CVE-2018-3990","description":"An exploitable pool corruption vulnerability exists in the 0x8200E804 IOCTL handler functionality of WIBU-SYSTEMS WibuKey.sys Version 6.40 (Build 2400). A specially crafted IRP request can cause a buffer overflow, resulting in kernel memory corruption and, potentially, privilege escalation. An attacker can send an IRP request to trigger this vulnerability.","status":"published","published":"2019-02-05T22:00:00Z","modified":"2024-08-05T04:57:24.697Z","cvss":[{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"updated_at":"2026-11-02T14:35:05.619113Z"}],"euvd":[{"id":"EUVD-2018-15776","description":"An exploitable pool corruption vulnerability exists in the 0x8200E804 IOCTL handler functionality of WIBU-SYSTEMS WibuKey.sys Version 6.40 (Build 2400). A specially crafted IRP request can cause a buffer overflow, resulting in kernel memory corruption and, potentially, privilege escalation. An attacker can send an IRP request to trigger this vulnerability.","status":"published","published":"2019-02-05T22:00:00Z","modified":"2024-08-05T04:57:24Z","cvss":[{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-03T02:40:15.208866Z"}],"ghsa":[{"id":"GHSA-gpw6-98jf-9gjm","title":"An exploitable pool corruption vulnerability exists in the 0x8200E804 IOCTL handler functionality...","description":"An exploitable pool corruption vulnerability exists in the 0x8200E804 IOCTL handler functionality of WIBU-SYSTEMS WibuKey.sys Version 6.40 (Build 2400). A specially crafted IRP request can cause a buffer overflow, resulting in kernel memory corruption and, potentially, privilege escalation. An attacker can send an IRP request to trigger this vulnerability.","status":"published","published":"2022-05-13T01:01:47Z","modified":"2023-02-01T05:02:27Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:49:55.031123Z"}],"nvd":[{"id":"CVE-2018-3990","description":"An exploitable pool corruption vulnerability exists in the 0x8200E804 IOCTL handler functionality of WIBU-SYSTEMS WibuKey.sys Version 6.40 (Build 2400). A specially crafted IRP request can cause a buffer overflow, resulting in kernel memory corruption and, potentially, privilege escalation. An attacker can send an IRP request to trigger this vulnerability.","status":"published","published":"2019-02-05T23:29:00.34Z","modified":"2026-06-17T01:58:10.467Z","cvss":[{"version":"3.0","score":9.3,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:04:53.728218Z"}]}}